Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.303509E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T01:09:27+0800
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    1 Object 1

    AOE ID 8404
    NORAD ID 8404
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 14139
    NORAD ID 14139
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter THORAD DELTA 1 DEB OPS 3899
    Time of Closest Approach 2026-10-12T21:08:17+0000
    Collision Probability (Pc) 2.303509E-6
    Conjunction Distance (km) 2.025 km
    Relative Speed (km/s) 11.015 km/s
    Conjunction Risk Parameters R (Radial): -1.735 | I (In-track): 0.684 | C (Cross-track): -0.787
    Collision Risk Index (CRI) 0.42
    X Position (km) -421.307 -420.173
    Position Y (km) 1724.72 1724.415
    Position Z (km) 7448.082 7446.433
    Velocity X (km/s) 4.303 4.945
    Velocity Y (km/s) 5.662 -5.051
    Velocity Z (km/s) -1.031 1.446

    Orbital Parameters 国际轨道数据源

    Parameter THORAD DELTA 1 DEB OPS 3899
    Semimajor Axis (a) 7606.688 km 7663.862 km
    Eccentricity (e) 0.008903 0.000217
    Inclination (i) 100.2623° 96.6553°
    RAAN 233.5177° 132.5901°
    Perigee Argument 312.2160° 91.2731°
    Mean Anomaly (M) 61.4937° 268.8628°
    Apogee 1296.273 km 1287.388 km
    Perigee 1160.829 km 1284.062 km
    Orbit Epoch 2026-10-12T02:21:32+0000 2026-10-12T04:02:01+0000

    THORAD DELTA 1 DEB & OPS 3899 Collision Probability (Pc) Trend

    THORAD DELTA 1 DEB & OPS 3899 Collision Probability (Pc) TrendNot Available

    THORAD DELTA 1 DEB & OPS 3899 Miss Distance (Miss Distance) Trend

    THORAD DELTA 1 DEB & OPS 3899 Miss Distance (Miss Distance) TrendNot Available

    THORAD DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OPS 3899Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THORAD DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    OPS 3899Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THORAD DELTA 1 DEB

    No nearby objects data